Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468950 | Denture detergents containing antimicrobial metal ions | Koji Kawasaki, Masahiro Kubo | 2002-10-22 |
| 4258100 | Pressure-sensitive electric conductive sheet material | Kajio Matsuoka | 1981-03-24 |